以染100克的羊毛为例，你可能需要多达50克的干茜草根。

To dye 100 grams of wool for example, you might need up to 50 grams of dried madder root.

youdao

以染100克的羊毛为例，你可能需要多达50克的干茜草根。

To dye 100 grams of wool for example, you might need up to 50 grams of dried madder root.

youdao